[topicmapmail] newbie question on PSI

[Thomas Bandholtz]

William,

we maintain an environmental chronology:
http://195.14.240.19/html/calendar/en/index.html

behind this, there is a Topic Map.
May be this is of interest.

Thomas Bandholtz


----- Original Message ----- 
From: "William Stewart" <>
To: <topicmapmail@infoloom.com>
Sent: Friday, July 25, 2003 10:09 AM
Subject: [topicmapmail] newbie question on PSI


> Could you give me some orientation please...
> 
> I am designing a historical timeline based website
> that as well as "periods" would contain , people,
> artefacts, concepts etc in fairly obvious
> associations.
> In general I would want people to be able to add in
> any period they want. A period can be a year e.g.
> 476BCE or a century e.g. C19 or a millenium etc. 
> 
> It would seeem natural to make the periods topics so
> that maps could be merged. It is sensible enough to
> have a definition of how a year (say) is defined e.g.
> begins at midnight of Dec 31 of so and so calendar
> etc. and this would be in the subject indicator
> 
> My question, I expect you may have guessed, is do I
> really need a separate web page for every single year
> in order to be able to quote a subject identifier. It
> seems this problem would merge in any quantitative
> situation where there can be a single generic
> definition and a large number numerically generated
> examples that one whiches to distinguish for merging. 
> 
> I hope this makes sense as I am new to Topic Maps -Can
> someone tell me how to tackle the problem please ?
> Bill Stewart  
> 
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